...This is often due to the formation of new races. Races are fungi that have the same morphology but different pathogenicity, and there are currently more than 16 known races of rice blast fungus in Japan. The incidence of rice blast disease varies from year to year, with major outbreaks recorded at roughly 10-year intervals. ... *Some of the terminology used to refer to "rice blast fungus" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…これはレース新生のためであることが多い。レースraceとは形態が同じでありながら病原性の異なる菌で,日本には今16以上のイネいもち病菌レースが知られている。 いもち病の発生程度は年次によっても異なり,ほぼ10年周期で大発生が記録されている。… ※「イネいもち病菌」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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